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#!/bin/env python
import re
import sys
exp_pattern = re.compile('(.*)=(.*);')
lval_pyobject_pattern = re.compile('\s*\(\((PyObject[ ]?\*)\)([A-Za-z0-9_ ]+)\)')
lval_structcast_pattern = re.compile('\s*\((struct [A-Za-z0-9_]+ \*)\)([A-Za-z0-9_]+)\-\>([A-Za-z0-9_]+)')
def parse_expression(exp):
exp_match = exp_pattern.match(exp)
if exp_match:
lvalue = exp_match.group(1)
rvalue = exp_match.group(2)
lval_match = lval_pyobject_pattern.match(lvalue)
if lval_match:
cast = lval_match.group(1)
lvar = lval_match.group(2)
return "%s = (%s)(%s);" % (lvar, cast, rvalue)
else:
lval_match = lval_structcast_pattern.match(lvalue)
if lval_match:
cast = lval_match.group(1)
casted_var = lval_match.group(2)
member_var = lval_match.group(3)
result = "%s->%s = ((%s)%s);" % (
casted_var,
member_var,
cast,
rvalue)
return result
return None
def main():
if len(sys.argv) != 2:
print "USAGE: " + sys.argv[0] + " <file name>"
return(-1)
file = sys.argv[1]
f = open(file)
gcc4fix_filename = file + ".gcc4fix"
outputf = open(gcc4fix_filename, 'w')
lines = f.readlines()
f.close()
for line in lines:
c = line.count(";")
if c == 0:
outputf.write(line)
continue
exprs = line.split(';')
line = ""
last = exprs.pop()
for expr in exprs:
expr = expr + ";"
result = parse_expression(expr)
if result:
line = line + result
else:
line = line + expr
if (last.strip()!=''):
line = line + last
else:
line = line + "\n"
outputf.write(line)
outputf.close()
if __name__ == "__main__":
sys.exit(main())
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